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OPERATING AND
MAINTENANCE
INSTRUCTIONS
FIRE-FLEX HIGH PERFORMANCE
FIRE-SAFE BUTTERFLY VALVE
2 1/2 - 24", 1150/2150 and
1151/2151 ANSI Class 150
Table of Contents:
Design Overview ................................................... 2
Installation Instructions ........................................ 2
Valve Operation ..................................................... 2
Maintenance .......................................................... 3
Troubleshooting .................................................... 3
Dimensions ........................................................... 4
Materials of Construction ...................................... 5
Technical Data and Flow Characteristics ............... 7
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Summary of Contents for MPI TRI-SEAL FIRE-FLEX 1150
- Page 1 OPERATING AND MAINTENANCE INSTRUCTIONS FIRE-FLEX HIGH PERFORMANCE FIRE-SAFE BUTTERFLY VALVE 2 1/2 - 24", 1150/2150 and 1151/2151 ANSI Class 150 Table of Contents: Design Overview ........... 2 Installation Instructions ........2 Valve Operation ............. 2 Maintenance ............3 Troubleshooting ............ 3 Dimensions ............
- Page 2 FIRE-FLEX HIGH PERFORMANCE BUTTERFLY VALVE The Tri-Seal Valve Fire-Flex Series Butterfly valves contain B. INSTALLATION improvements and refinements not found in any other high 1. The Fire-Flex Series valves are bi-directional, and as performance butterfly valves. These features serve to insure such can be installed for flow in either direction.
- Page 3 FIRE-FLEX HIGH PERFORMANCE BUTTERFLY VALVE 3. To provide the longest possible service life, a hand- NOTE: Always advise maintenance personnel when they operated butterfly valve should be operated in either are maintaining or rebuilding a valve that has been its fully open or fully closed position. However, a conducting hazardous material.
- Page 4 TRI-SEAL QUARTER-FLEX BUTTERFLY VALVE 2. While holding the thrust washers against the milled spot 8. Install inner gland ring into shaft bore. Install flexible graphite faces on the O.D. of the disc, insert the disc into the valve and stem packing. align the disc shaft bore with the body bore.
- Page 5 TRI-SEAL QUARTER-FLEX BUTTERFLY VALVE Dimensions Dimensions (inches) - (inches) - ANSI Class 150 ANSI Class 15 MATERIALS OF CONSTRUCTION - ANSI CLASS 150 Dimensions (inches) - ANSI Class 150 Dimensions Dimensions (inches) - (inches) - ANSI Class 150 ANSI Class 150 I Class 150 Dia.
- Page 6 TRI-SEAL QUARTER-FLEX BUTTERFLY VALVE MATERIALS OF CONSTRUCTION Materials Carbon Steel Stainless Steel Part Name 1150 / 1151 / 1300 / 1301 2150 / 2151 / 2300 / 2301 Outer Gland Ring 300 Series Stainless Steel Shaft Ret. Plate 300 Series Stainless Steel Shaft Ret.
- Page 7 TRI-SEAL QUARTER-FLEX BUTTERFLY VALVE TECHNICAL DATA Valve Operating and Rating Information Pressure Rating at 100°F Maximum Temperature for Seats Class 150: 285 PSIG (A216 Gr. WCB) and Seals at 0 PSIG 275 PSIG (A351 Gr. CF8M) PTFE 425°F Reinforce PTFE 450°F Class 300: 740 PSIG (A216 Gr.
- Page 8 69000 82000 NOTE: All torques based on clean service without safety factor MPI – MCWANE PLANT & INDUSTRIAL 1201 Vanderbilt Road Birmingham, AL 35234 866.924.8674 www.mcwanepi.com sales@mcwanepi.com Kennedy Valve | Tyler Union | McWane Ductile | Waterman | Tri-Seal Valve...
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